Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Illustration of a top-down perceptual phenomenon that does not seem voluntary or intentional (adapted from Selfridge, 1955). The “a” in “cat” and the “h” in the “the” have the same letter shape. However, people effortlessly see the words “CAT” and “THE” rather than “CHT” and “TAE”.
